Quick view #4-40 Hex Machine Screw Nuts, Steel Machine screw nuts are available in much smaller sizes than regular finished hex nuts.Usually used with machine screws.Diameter (Nominal): #4Thread Pitch: 40Diameter (Dimension): 0.112"Thread Length: 0.098"Across Flats (Basic): 1/4"Across Flats... $705.20 Select Quantity Compare
Quick view #4-40 Hex Machine Screw Nuts, Silicon Bronze Machine screw nuts are available in much smaller sizes than regular finished hex nuts.Usually used with machine screws.Silicon Bronze: non-magnetic, corrosion resistant, and has good thermal and electrical conductivity.Offers superior corrosion resistant... $319.54 Select Quantity Compare
Quick view #4-40 Hex Machine Screw Nuts, Brass Machine screw nuts are available in much smaller sizes than regular finished hex nuts.Usually used with machine screws.Brass: machinable, ductile, corrosion resistant, excellent electrical and thermal conductivity.Diameter (Nominal): #4Thread Pitch:... $36.16 Select Quantity Compare
Quick view #4-40 Hex Machine Screw Nuts, Aluminum Machine screw nuts are available in much smaller sizes than regular finished hex nuts.Usually used with machine screws.Aluminum: light weight, corrosion resistant and has excellent electrical and thermal conductivity.Diameter (Nominal): #4Thread Pitch:... $1,022.35 Select Quantity Compare